1. Kays, W. M., Trans. A.S.M.E. 77 (1955) 1265.
2. Langhaar, H. L., J. Appl. Mech. 64 (1942) A-55.
3. Goldberg, P., M.S. Thesis, Mech. Eng. Dept., M.I.T., 1958. Also see Rosenhow, W. M. and H. Y. Choi, Heat Mass and Momentum Transfer, P. 165, Prentice-Hall Inc., 1961.
4. Sparrow, E. M., N.A.C.A., TN 3331, 1955.
5. Yau, J. and C. Tien, Can. J. Chem. Eng. 41 (1963) 139.